An analysis condition adjusting device of a fuel analyzer includes a first NOx computing unit for calculating a reference NOx estimation value using a previously obtained first industrial analysis value of a fuel sample, a second NOx computing unit for calculating a plurality of varied NOx estimation value by varying a value of each of components of the first industrial analysis value, a NOx error computing unit for computing an error as a NOx error between the reference NOx estimation value and each of the varied NOx estimation values, an analysis error tolerance range setting unit for setting an analysis error tolerance range of each of the components based on a value variation amount of each of the components, the value variation amount being defined such that the NOx error is within a tolerance range, and an analysis condition adjusting unit for adjusting an analysis condition of a fuel analyzer.
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February 14, 2019
June 21, 2022
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